SMOG FAIL

After Several Diagnostic Tests The Mechanic's Opinion Is There Are Slight Gaps Near The Piston Rings That Need To Be Fixed Using A Glue-type...

2001 Toyota Camry My Car Fail The Emissions Test. P0300, 1, 2, 3, 4 Random/multiple Cylinder Misfire Detected. P0401 Egr Flow...

Hi Everyone, My Car Had Been Sitting In Storage In My Father's Garage For 13 Years Before He Sold It To Me, And Prior To That Had Been...

Does Egr System Means The Egr Valve Itself? The Cat Converter Was Changed Already And Does Changing The Egr Valve Helps To Pass The Emission...

Engine Performance Problem 1989 Honda Civic 4 Cyl Two Wheel Drive Manual I've Been Told So Many Things That It Could Be. I Tuned It...

On A 1979 280z There Is Excess Voltage. Alternator Was Changed And Problem Still Exists. Blown Fuese In Fuse Panel. Car Won't Pass Emissions...

What Does Bank 1 Mean And Where Is It. Also Do I Need To Replace The Cataletic Converter?

My Engine Light Stays On And Was Told I Had An Emmision Leak. Everything Else Passed. Where Would I Look To Find This Leak? Thanks

Fault Codes Are P0125: Low Ect For Closed Loop Fuel Control, P1133, P1135. It Still Runs Fine. Other Than Needing A Driver's Side Mirror...

Vehicles Onboard Computer System Has Not Completed The Emission System Self Check.